<template>
    <div class="china" id="china"></div>
</template>
<script setup>

import { getCurrentInstance,onMounted } from "vue"

const { proxy } = getCurrentInstance()

onMounted(() =>{
    proxy.$china("china")
})

</script>
<style scoped>
.china{
    width: 500px;
    height: 500px;
    background-color: #fff;
}

</style>